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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

# $Id$

# This file is part of libnewmail.
#
# libnewmail is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# libnewmail is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with libnewmail; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.

AC_PREREQ(2.57)
AC_INIT([libnewmail],[0.3],[mzarjznvy (at) 0pointer (dot) de])
AC_CONFIG_SRCDIR([src/newmail.c])
AC_CONFIG_HEADERS([config.h])
AM_INIT_AUTOMAKE([foreign -Wall])

# Checks for programs.
AC_PROG_CC
AC_LIBLTDL_INSTALLABLE
AC_SUBST(INCLTDL)
AC_SUBST(LIBLTDL)
AC_LIBTOOL_DLOPEN
AC_PROG_LIBTOOL

AC_SUBST(PACKAGE_URL, [http://0pointer.de/lennart/projects/libnewmail/])

# If using GCC specifiy some additional parameters
if test "x$GCC" = "xyes" ; then
   CFLAGS="$CFLAGS -pipe -Wall"
fi

if type -p stow > /dev/null && test -d /usr/local/stow ; then
   AC_MSG_NOTICE([*** Found /usr/local/stow: installing to /usr/local/stow/${PACKAGE_NAME}-${PACKAGE_VERSION} ***])
   AC_PREFIX_DEFAULT([/usr/local/stow/${PACKAGE_NAME}-${PACKAGE_VERSION}])
fi

# Checks for libraries.
AC_CHECK_LIB([oop], [oop_sys_run])
AC_CHECK_HEADER([oop.h],, AC_MSG_ERROR([[*** liboop-dev was not found ***]]))
AM_PATH_LIBGNUTLS(0.8.6,, AC_MSG_ERROR([[*** gnutls was not found ***]]))

# Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS([limits.h netdb.h netinet/in.h stdlib.h string.h sys/socket.h unistd.h fcntl.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_HEADER_TIME

# Checks for library functions.
AC_FUNC_CLOSEDIR_VOID
AC_FUNC_FORK
AC_FUNC_MALLOC
AC_TYPE_SIGNAL
AC_FUNC_STAT
AC_CHECK_FUNCS([atexit gethostbyname gethostname memset realpath socket strcasecmp strchr strcspn strerror strpbrk strrchr strspn ftruncate])

# DOXYGEN documentation generation
AC_ARG_ENABLE(doxygen,
        AC_HELP_STRING([--disable-doxygen], [Turn off doxygen usage for documentation generation]),
[case "${enableval}" in
  yes) doxygen=yes ;;
  no)  doxygen=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --disable-doxygen) ;;
esac],[doxygen=yes])

if test x$doxygen = xyes ; then
   AC_CHECK_PROG(have_doxygen, doxygen, yes, no)

   if test x$have_doxygen = xno ; then
     AC_MSG_ERROR([*** Sorry, you have to install doxygen or use --disable-doxygen ***])
   fi
fi

AM_CONDITIONAL([USE_DOXYGEN], [test "x$doxygen" = xyes])

# LYNX documentation generation
AC_ARG_ENABLE(lynx,
        AC_HELP_STRING([--disable-lynx], [Turn off lynx usage for documentation generation]),
[case "${enableval}" in
  yes) lynx=yes ;;
  no)  lynx=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --disable-lynx) ;;
esac],[lynx=yes])

if test x$lynx = xyes ; then
   AC_CHECK_PROG(have_lynx, lynx, yes, no)

   if test x$have_lynx = xno ; then
     AC_MSG_ERROR([*** Sorry, you have to install lynx or use --disable-lynx ***])
   fi
fi

AM_CONDITIONAL([USE_LYNX], [test "x$lynx" = xyes])

AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile doc/README.html doc/doxygen.conf examples/Makefile libnewmail.pc])
AC_OUTPUT